-66.03% is the change from 630 to 214
Calculation steps:
[( 214 - 630 ) ÷ 630] x 100 = -66.03%
Formula
Percentage change = [(214 - 630) / 630] x 100
Subtract the new number by the original number
214 - 630 = -416
-416 ÷ 630 = -0.6603174603174603
-0.6603174603174603 x 100 = -66.03%